During gastrulation, two openings form in most animals. If the first opening becomes the mouth, the animal is a

When genes in the same location on homologous chromosomes vary slightly in sequence with respect to each other, the genes are called?

A fox is carrying a dead squirrel as a hawk swoops down to grab it. They both pull on the squirrel but the flapping wings of the hawk against the face of the fox and strong enough to make the fox drop the squirrel. What type of relationship is this?

As a muscle I am responsible for regulating leaving teh body

The neurons in the inferior temporal cortex ... A. send visual messages to V1, V2 and V3 B. are specialized for processing spatial information and respond differentially to the direction and speed of movement. C.

During the life cycle of flower ing plant the be is responsible for which process A) digestion B) fertilization C) germination D) pollination

How can a layer of rock containing a fossils could be present in a mountain wall that is several thousand feet above sea level

During which storage stage of the cell cycle is the dna copied

Why do planets travel in elliptical orbits?

The __nervous system carries impulses from the central nervous system to the heart and other organs. autonomic somatic cerebral muscular

Can be used by cells to store energy, form biological membranes, and serve as chemical messengers